參數(shù)資料
型號: FT245BL
廠商: Electronic Theatre Controls, Inc.
英文描述: FT245BL USB FIFO ( USB - Parallel ) I.C.
中文描述: FT245BL USB先進(jìn)先出(USB端口-并行)集成電路
文件頁數(shù): 11/24頁
文件大?。?/td> 505K
代理商: FT245BL
DS245BL Version 1.6 Future Technology Devices Intl. Ltd. 2005
Page 11 of 24
FT245BL USB FIFO ( USB - Parallel ) I.C.
FT245BL TIMING DIAGRAM – FIFO READ CYCLE
Time
T1
Description
RD Active Pulse Width
Min
50
Max
Unit
ns
T2
RD to RD Pre-Charge Time
50 + T6
ns
T3
T4
RD Active to Valid Data
***
Note 4
Valid Data Hold Time from RD Inactive
***
Note 4
20
0
50
ns
ns
T5
T6
RD Inactive to RXF#
RXF inactive after RD cycle
0
80
25
ns
ns
***
Note 4
- Load 30 pF
FT245BL TIMING DIAGRAM – FIFO WRITE CYCLE
Time
T7
T8
T9
T10
T11
T12
Description
WR Active Pulse Width
WR to WR Pre-Charge Time
Data Setup Time before WR inactive
Data Hold Time from WR inactive
WR Inactive to TXE#
TXE inactive after WR cycle
Min
50
50
20
0
5
80
Max
Unit
ns
ns
ns
ns
ns
ns
25
valid data
TXE#
T7
T8
T12
T9
T10
T11
WR
D0..D7
D0..D7
RD#
RXF#
valid data
T1
T2
T6
T3
T4
T5
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
FT245BL/TR 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC USB FIFO SMD LQFP32 245 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC, USB FIFO, SMD, LQFP32, 245 制造商:Future Technology Devices International (FTDI Chip) 功能描述:IC, USB FIFO INTERFACE, 480MBPS, LQFP-32; USB Type:FIFO; USB Version:1.1, 2.0; Supply Voltage Min:4.35V; Supply Voltage Max:5.25V; Digital IC Case Style:LQFP; No. of Pins:32; Data Rate:480Mbps; No. of Ports:2; MSL:MSL 3 - 168 hours ;RoHS Compliant: Yes
FT245BL-REEL 功能描述:USB 接口集成電路 USB to Parallel FIFO IC LQFP-32 RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20
FT245BL-TRAY 制造商:Future Technology Devices International (FTDI Chip) 功能描述:USB FIFO ( USB - PARALLEL ) I.C.
FT245BM 功能描述:先進(jìn)先出 Obsolete See FT245RL RoHS:否 制造商:IDT 電路數(shù)量: 數(shù)據(jù)總線寬度:18 bit 總線定向:Unidirectional 存儲容量:4 Mbit 定時類型:Synchronous 組織:256 K x 18 最大時鐘頻率:100 MHz 訪問時間:10 ns 電源電壓-最大:3.6 V 電源電壓-最小:6 V 最大工作電流:35 mA 最大工作溫度:+ 85 C 封裝 / 箱體:TQFP-80 封裝:
FT245BM-TRAY 功能描述:USB 接口集成電路 Obsolete See FT245RL RoHS:否 制造商:Cypress Semiconductor 產(chǎn)品:USB 2.0 數(shù)據(jù)速率: 接口類型:SPI 工作電源電壓:3.15 V to 3.45 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:WLCSP-20